Flutter searchAnchor demo

.dart

class SearchAnchorDemo extends StatefulWidget {
  const SearchAnchorDemo({super.key});

  @override
  State<SearchAnchorDemo> createState() => _SearchAnchorDemoState();
}

class _SearchAnchorDemoState extends State<SearchAnchorDemo> {
  List<String> fruits = [
    'Apple',
    'Grape',
    'Avocado',
    'Banana',
    'Oranges',
    'Mango',
    'Blueberry',
    'Apricot',
    'Strawberries',
    'Pineapple',
    'Papaya',
    'Pomegranate',
    'Raspberries'
  ];
  final searchController = SearchController();
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: SafeArea(
          minimum: const EdgeInsets.all(25),
          child: Column(
            children: [
              SearchAnchor(
                  searchController: searchController,
                  builder: (context, controller) => SearchBar(
                        leading: const Text('Search'),
                        trailing: const [Icon(Icons.search)],
                        onTap: () {
                          searchController.openView();
                        },
                      ),
                  suggestionsBuilder: (context, controller) =>
                      List.generate(fruits.length, (i) => fruits[i])
                          .where((element) => element
                              .toLowerCase()
                              .startsWith(controller.value.text.toLowerCase()))
                          .map((e) => ListTile(
                                title: Text(e),
                                onTap: () {
                                  controller.closeView(e);
                                  FocusScope.of(context).unfocus();
                                },
                              ))),
              Expanded(
                child: Center(
                  child: searchController.text.isEmpty
                      ? const Text('No keyword')
                      : Text('Keyword: ${searchController.value.text}'),
                ),
              ),
            ],
          )),
    );
  }
}